C313212111133131211331333133313331333133313331333133313331333131121122331   >>    C31321211113313121133133313331333133313331333133313331333133313112112233   <<    C313212111133131211331333133313331333133313331333133313331333131121122333   >>      C313212111133131211331333133313331333133313331333133313331333131121122332   >>